SURFACE LIGHT-EMITTING LASER AND OPTICAL COHERENCE TOMOGRAPHIC IMAGING APPARATUS HAVING THE SAME
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United States of America Patent
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Issued Date -
Feb 19, 2015
app pub date -
Aug 13, 2014
filing date -
Aug 19, 2013
priority date (Note) -
Abandoned
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Abstract
A surface light-emitting laser comprising an upper reflector, a lower reflector, and an active layer interposed therebetween, wherein when an optical distance between the upper reflector and the lower reflector is referred to as a first distance, and an optical distance between the lower reflector and the active layer is referred to as a second distance, positions of at least selected two of a group including the upper reflector, the lower reflector, and the active layer are changed so that the ratio between the first distance and the second distance is maintained within a range of ±25% from a certain value.
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